From 0b95bd00533620ec5cb81041afbf790dfe976ca9 Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Thu, 15 Nov 2012 20:06:10 +0000 Subject: [PATCH] tests: Add a test for reading from named pipes. - Realized I could use the /dev/fd filesystem to make a simple portable test. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168079 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Misc/dev-fd-fs.c | 12 ++++++++++++ test/lit.cfg | 4 ++++ 2 files changed, 16 insertions(+) create mode 100644 test/Misc/dev-fd-fs.c diff --git a/test/Misc/dev-fd-fs.c b/test/Misc/dev-fd-fs.c new file mode 100644 index 0000000000..2eff138f42 --- /dev/null +++ b/test/Misc/dev-fd-fs.c @@ -0,0 +1,12 @@ +// Check that we can operate on files from /dev/fd. +// REQUIRES: dev-fd-fs + + +// Check reading from named pipes. We cat the input here instead of redirecting +// it to ensure that /dev/fd/0 is a named pipe, not just a redirected file. +// +// RUN: cat %s | %clang -x c /dev/fd/0 -E > %t +// RUN: FileCheck --check-prefix DEV-FD-INPUT < %t %s + +// DEV-FD-INPUT: int x; +int x; diff --git a/test/lit.cfg b/test/lit.cfg index e91e66052e..1180f72f5b 100644 --- a/test/lit.cfg +++ b/test/lit.cfg @@ -237,6 +237,10 @@ def is_filesystem_case_insensitive(): if is_filesystem_case_insensitive(): config.available_features.add('case-insensitive-filesystem') +# Tests that require the /dev/fd filesystem. +if os.path.exists("/dev/fd/0"): + config.available_features.add('dev-fd-fs') + # [PR8833] LLP64-incompatible tests if not re.match(r'^x86_64.*-(win32|mingw32)$', config.target_triple): config.available_features.add('LP64') -- 2.40.0